March weather forecast
Colchester, CT

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Weather in March

The first month of the spring, March, is a frosty month in Colchester, Connecticut, with an average temperature varying between 44.4°F (6.9°C) and 30.4°F (-0.9°C).

Temperature

Colchester experiences a minor temperature shift with the start of March, with average high-temperatures moving from an icy 37°F (2.8°C) in February to a frosty 44.4°F (6.9°C). Throughout the nights in March, Colchester experiences an average low-temperature of 30.4°F (-0.9°C).

Humidity

The average relative humidity in March is 74%.

Rainfall

In March, in Colchester, Connecticut, the rain falls for 8.4 days. Throughout March, 0.67" (17mm) of precipitation is accumulated. In Colchester, during the entire year, the rain falls for 99.9 days and collects up to 9.41" (239mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. March is the month with the most snowfall. Snow falls for 5.3 days and accumulates 1.26" (32mm) of snow.

Daylight

The average length of the day in March in Colchester is 11h and 58min.
On the first day of March, sunrise is at 6:22 am and sunset at 5:40 pm EST. On the last day of the month, sunrise is at 6:32 am and sunset at 7:13 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

In Colchester, Connecticut, the average sunshine in March is 5.9h.

UV index

In March, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 in March translates into these instructions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

Is March cold in Colchester?

The average high-temperature, in March, in Colchester, is 44.4°F (6.9°C), while the average low-temperature is 30.4°F (-0.9°C).

What is the average humidity in March in Colchester?

In March, the average relative humidity in Colchester, Connecticut, is 74%.

How much does it rain in Colchester in March?

In March, in Colchester, Connecticut, the rain falls for 8.4 days. Throughout March, 0.67" (17mm) of precipitation is accumulated.

When does it snow the most in Colchester?

The month with the most snowfall in Colchester, Connecticut, is March, when snow falls for 5.3 days and typically aggregates up to 1.26" (32mm) of snow.

How many days does it snow in March in Colchester?

In Colchester, during March, snow falls for 5.3 days and regularly aggregates up to 1.26" (32mm) of snow.

What is the average length of the day in March in Colchester?

In March, the average day length in Colchester, Connecticut, is 11h and 58min.

When is the sunrise / sunset in March in Colchester?

In March, on the first day of the month, sunrise is at 6:22 am and sunset at 5:40 pm EST. On the last day of the month, in Colchester, sunrise is at 6:32 am and sunset at 7:13 pm EDT.

When does Daylight Saving Time (DST) start in March in Colchester?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in Colchester?

In Colchester, the average sunshine duration in March is 5.9h.

How high is the UV index in March in Colchester?

In March, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Colchester, CT

Average temperature in March - Colchester, CT
  • Average high temperature in March: 44.4°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in March: 30.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in March
Colchester, CT

Average pressure in March - Colchester, CT
  • Average pressure in March: 30.04"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in March
Colchester, CT

Average wind speed in March - Colchester, CT
  • Average wind speed in March: 8.6mph

The windiest months (with the highest average wind speed) are January and March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in March
Colchester, CT

Average humidity in March - Colchester, CT
  • Average humidity in March: 74%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in March
Colchester, CT

Average rainfall in March - Colchester, CT
  • Average rainfall in March: 0.67"

The wettest month (with the highest rainfall) is December (1.02").
The driest month (with the least rainfall) is September (0.35").

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Average rainfall days in March
Colchester, CT

Average rainfall days in March - Colchester, CT
  • Average rainfall days in March: 8.4 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is January (5.1 days).

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Average snowfall in March
Colchester, CT

Average snowfall in March - Colchester, CT
  • Average snowfall in March: 1.26"

The month with the highest snowfall is March (1.26").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in March
Colchester, CT

Average snowfall days in March - Colchester, CT
  • Average snowfall days in March: 5.3 days

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in March /
Average sunshine in March
Colchester, CT

Average daylight in March / Average sunshine in March - Colchester, CT
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in March: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in March
Colchester, CT

Average sunshine days in March - Colchester, CT
  • Average sunshine days in March: 18.2 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (17.1 days).

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Average UV index in March
Colchester, CT

Average UV index in March - Colchester, CT
  • Average UV index in March: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in March
Colchester, CT

Average cloud cover in March - Colchester, CT
  • Average cloud cover in March: 50

The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in March
Colchester, CT

Average visibility in March - Colchester, CT
  • Average visibility in March: 6mi

The months with the highest visibility are January, March, April, September, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July and August (5mi).

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Colchester, Connecticut, USA

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